.app {
  width: 100%;
  height: 100vh;
  background-color: #ffffff;
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.list-box70 {
  width: 200px;
  height: 76px;
  position: relative;
  background-color: #f8f8f8;
  border-radius: 12px;
  padding: 16px;
  display: flex;
  box-sizing: border-box;
}
.pic70 {
  width: 44px;
  height: 44px;
  position: relative;
  background-color: #e4e4e4;
  border-radius: 4px;
  animation: eff70 1.8s linear infinite;
}
.list70 {
  position: relative;
  display: flex;
  flex-direction: column;
  margin-left: 10px;
}
.span70 {
  width: 114px;
  height: 20px;
  position: relative;
  border-radius: 4px;
  background-color: #e4e4e4;
  animation: eff70 2s linear infinite;
}
.span-div70 {
  position: relative;
  margin-top: 10px;
  display: flex;
}
.span701,
.span702 {
  width: 65px;
  height: 14px;
  position: relative;
  border-radius: 4px;
  background-color: #e4e4e4;
  animation: eff70 2.2s linear infinite;
}
.span702 {
  width: 39px;
  margin-left: 10px;
  animation: eff70 2.4s linear infinite;
}

@keyframes eff70 {
  0% {
    opacity: 0.2;
  }
  50% {
    opacity: 1;
  }
  100% {
    opacity: 0.2;
  }
}
